201004335 九、發明說明： 【發明所屬之技術領域】 本發明是有關於-種投影機控制方法，且特別是有關於一 種利用夕媒體-㈣傳輸介面來傳送投影機設定内容的投影機 控制方法及使用其之投影系統。 【先前技術】 在現代生活中，多媒體設備已經是不可或缺的一環。一般 的多媒體設料了符合各種環境的需求，會在其上設計各種調 整及，制的機制。舉㈣言’擴音器上-般會設計有調整音量 用的旋鈕’而電腦·上則更設置了許多可關錢幕表現的 按鈕。 、然而，直接在多媒體設備上設計各種控制與調整機制的做 法會極度限制所能控制或調整的内容，而若要能調整一個多媒 體，備絕，部分的參數，則需要設置更多按钮歧為複雜的操 作介面。是以，目前有一些多媒體設備被設計成可以直接經由 與其連接的主縣進行雜。請參照®卜其為f知技術所使 用的二種投影系統。在此投影系統中，主機1〇〇透過多媒體資 料傳輸線1G2以將影音等多媒體資料傳送給投影機110;此 外，用以控制投影機110之操作表現的控制信號則藉由另一條 獨立的控制線104來傳送。這種控制線104 一般會利用通用序 列匯流排(Universal seria]l bus ’ USB)或 RS232(Rec〇mmended standard 232，232號建議標準）等介面來做為資料傳輸的溝通 標準。 然而，此種設計方式需要額外的連接介面來傳遞控制訊 號，所以將會增加整體製造成本，並且也會使得安裝使用的過 程更為繁雜瑣碎。 5 201004335 【發明内容】 所接======-嶋依據 送的影機控制方法，其可使主機利用所傳 =====的投影機。 介面就能達到控制投影:二的控制信號傳輸 徵中得到進和優點可以從本發明所揭露的技術特 一實施例提出-種目的或是其他目的，本發明的 中，面從主機接收多媒體資料的投影機。其 對應的投影機控制^作預叹貝料内容時’執行與預設資料内容 控制提f-種投影機控制方法。此投影機 ,.機上先製作一個多媒體資料，且此多媼俨次姐由 則將這個多媒體資料透過多媒二料 職至投職啼彡機的操作。 影機。在—健影“，其包括主機與投 ，多媒體資料接收單元電性耦接至】 ==處 …狀其所傳送之多媒體資料。多媒=:=;= 201004335 ΐίί if資料接收單元以對娜資料接收單元所接收的 =㈣進行解碼，進而得麟應的解 ::碼結果表示多媒體資料包括一個預設資㈣ 根據此預设貧料内容來調整或控制投影機的操作。 =發明之實施_為使用了包括特定内容的多媒體資料 制訊號’因此可以不需要依靠獨立的控制訊號線就能 上 勺有效的控制外接的投影機，並進而減少製造的成本與使用 的繁瑣程度。 為讓本發明之上述和其他目的、特徵和優點能更明顯易 董’下文特舉較佳實施例’並配合所附圖式，作詳細說明如下。 【實施方式】 人有關本發明之前述及其他技術内容、特點與功效，在以下配 口參考圖式之一較佳實施例的詳細說明中，將可清楚的呈現。 响筝照圖2，真為根據本發明一實施例之投影系統的系統 方塊圖。在此貫施例中，投影系統包括了主機2〇〇、投影機2川 ，及用來傳輸多媒體資料的訊號線22〇。主機2〇〇利用經過訊 號線220而傳輸至投影機21〇的多媒體資料來調整或控制投景多 機210的操作。為了使投影機21〇能夠適當地被多媒體資料所 控制’本貫施例在傳輸至投影機21㈣多媒體資料中嵌入了一 些事先設定好的預設資料内容。—旦投影機21(M貞測出所接收 的多媒體資料巾包含有這咖設資料内容的時候，投影機21〇 就會自動啟動調整/控制機制，並依照所接收到的預設資料内 容來調整内部參數或進行相關的控制操作。 以下將根據圖3〜圖5來做更進一步的詳細說明，其中， 圖3與圖4分別為根據本發明一實施例之投影機控制方法的施 仃步驟流程圖’而ϋ 5則為根據本發明—實施例之投影系統的 201004335 電路方塊圓。 請先參關5 ’本實施财的投料、統包括了主機$⑻虚 投影機510，而且主機50〇包括了多媒體資料形成單元物鱼 =料發送單元522,投影機5】〇則包括了多 接 收早70 524、多媒體資料解碼器、56〇與處理器57〇。 夕妾 媒體貧料發送單元522與多媒體資料接收單元524共同組= ===與投影機51 〇之間傳遞多媒體資料的多媒體資料傳 有關於主機500的操作部分請同時參照圖3與圖5。 用者想藉由主機500來控制或調整投影機51〇的時候，可: ΐϋ出預設f料内容’並將這個預設資料内容藉由多媒辦 =成單S 550而嵌入至一個多媒體資料中（步驟S3〇…。、其 Γ5ΐΛ預設資料内容的部分可簡制用多舰資料形成單 進打，也可以利用位於主機500内的其他硬體或軟/ H夕媒^1、。'在做成包括有預設資料内容的多舰資料之後， 體ΐ料發3就著多媒體資料傳輸介面520中的多媒 體貝枓發达早几522對外發送至投影機510(步驟S31〇)，^ 乍510能接收此多媒體資料並據以進行參數調整或各種 投旦彡機51G的操作部分請同時參考圖4與圖5。在 式的記憶元件)來儲存前述的預設= = 可可攜 的演算法以鎖定這些預钟資料内〜合3者疋採用特殊 別在藉由多媒體資料傳輸介=0° tv無論？:何，投影機 傳送(步驟議)之後，會先將此多媒體資料 傳-给多媒體貧料解碼請。當多媒體資料解碼== 201004335 接收到的多媒體資料進行解碼之後，會將解碼所得到的 果傳送至處理器570處。處理器570藉由判斷解碼後的多媒& 資料中是否包括前述的預設資料内容來決定處理這份 資料的方式(步驟S410);假若這份多媒體資料沒有包括前述的 預设貧料内容’那麼就判定這份多媒體資料為正常的多媒 且將這份多舰資料提供給細者(例如顯示影像或播 放耳音)(步驟S420);反之，假若這份多媒體資料中包括一 述的預設資料内容，那麼就判定這份多媒體資料是一 號，而處理器谓就會根據解碼所得到的多媒體資料中 ("步m雜投職的參數或㈣投额的各種操作效果 旦面開頭的五個位元所代表的值成為127、i28、i29、Η㈣ 健面就可轉料前翻―份乡舰資㈣ -，、一二 制指令來處理。例如，去域、、男的貝科位兀虽成控 -與⑶的時候，處理：：二是127、丨2㈣ 值來判第T位元的 暫存器内的指令或是要改…f末進订程式碼更新、變更 料值，其相對的可能是所要更動的 大=址暫存器的新指令内容或參數值。 述方式，使用者可以建立—張影像，且此張影像的 9 201004335 前五個位元的值的順序為127、128、129、13〇與131以表示 此張影像實際上是用來做為控制之用，並將第六個位元的值設 定，0以代表要調整投影機的亮度，將第七〜九個位元的值都 设定為128,且第十〜十五個位元的值分別設定為〇、〇、〇、〇、 5與0，藉此以指定調整後的亮度值為5〇。而當投影機接收到 ，樣的一張晝面的時候，就可以將其與預先儲存的預設資料内 容進行比對，據此做出相對應的調整或控制操作。 應j主意的是，雖然在前述實施例中都是以影像為說明對 象’但是此技_域者當知本料也可制於其他乡媒體資料 上’例如：聲音。其設計方式與前述的方式大致雷同。例如， 當=要解碼的多媒體資料為影像f料時，前述的多媒體資料解 碼為、篇京尤應該包括一個影像資料解碼器；❿當所要解碼的多 ，體資料為聲音資料時，前述的多媒體資料解喝器湖就應該 ^括一個聲音資料解碼器。再者，處理器570可以是特殊應用 ^(Application Specified Integrated Circuit > ASIC)^^： 任何的可程式化電路。 〆 綜上所述，本發明之實施例因為使用了包括特定内容的多 f體貧料來當作控制訊號，因此可以只制多媒體資料傳輸介 及相關的傳輸線就能_達賴示影像與控制投影機的目 八。再者，Φ料需要使㈣本獨立时傳輸㈣指令的傳輸 "面’所以可以減少製造的成本以及使用上的繁殯程度。 雖」本^明父佳實施例揭露如上’然其並非用以限定 ^ ’任何^ig此技藝者，在不脫離本發明之精神和範圍 些权更動與觸’因此本發明之倾範圍當視後 二範圍所界定者為準。另外本發明的任-實施例或 3專仏圍不料成本發明所揭露之全部目的或優點或特 201004335 點。此外，摘要部分和標題僅是用來辅助專利文件搜尋之用， 並非用來限制本發明之權利範圍。 【圖式簡單說明】 圖1為習知技術所使用的一種投影系統。 圖2為根據本發明一實施例之投影系統的系統方塊圖。 圖3為根據本發明一實施例之投影機控制方法在主機部 分的施行步驟流程圖。 圖4為根據本發明一實施例之投影機控制方法在投影機 部分的施行步驟流程圖。 圖5為根據本發明一實施例之投影系統的電路方塊 【主要元件符號說明】 回 100、200、500 :主機 102 :多媒體資料傳輸線 104 :控制線 110、210、510 :投影機 220 :訊號線 520 :多媒體資料傳輸介面 522 :多媒體資料發送單元 524 :多媒體資料接收單元 550 :多媒體資料形成單元 560:多媒體資料解碼器 570 :處理器 S300〜S310 :本發明一實施例之施行步驟 S400〜S430 .本發明一實施例之施行步驟201004335 IX. Description of the Invention: [Technical Field] The present invention relates to a projector control method, and more particularly to a projector control method for transmitting a projector setting content by using an eve media-(four) transmission interface and Use its projection system. [Prior Art] In modern life, multimedia equipment has become an indispensable part. The general multimedia design meets the needs of various environments, and various adjustment and system mechanisms are designed on it. (4) Words on the loudspeakers are generally designed with knobs for adjusting the volume, while on the computer, there are many buttons for closing the money screen. However, designing various control and adjustment mechanisms directly on multimedia devices will greatly limit the content that can be controlled or adjusted. To adjust a multimedia, prepare for some parameters, you need to set more buttons. Complex operation interface. Therefore, some multimedia devices are currently designed to be directly interposed by the main county to which they are connected. Please refer to the two projection systems used by the technology. In this projection system, the host computer 1 transmits multimedia data such as video and audio to the projector 110 through the multimedia data transmission line 1G2; in addition, the control signal for controlling the operational performance of the projector 110 is controlled by another independent control line. 104 to transmit. Such a control line 104 generally uses a communication interface such as a Universal Serial Bus (USB) or RS232 (Rec〇mmended Standard 232, Recommendation No. 232) as a communication standard for data transmission. However, this type of design requires an additional connection interface to pass control signals, which increases overall manufacturing costs and makes the installation process more cumbersome. 5 201004335 [Summary of the Invention] The connected ======-嶋 depends on the sent camera control method, which enables the host to utilize the projector with the =====. The interface can achieve control projection: the control signal transmission of the second is advanced and the advantages can be derived from the technical specific embodiment disclosed in the present invention for a purpose or other purposes. In the present invention, the multimedia data is received from the host. Projector. The corresponding projector control ^ pre-sings the content of the bedding material 'execution and preset data content control f-type projector control method. This projector, the first on the machine to create a multimedia material, and this multiple sisters will use this multimedia material through the multi-media job to the operation of the job. Camera. In the "Jianying", which includes the host and the cast, the multimedia data receiving unit is electrically coupled to the [==] location of the multimedia material it transmits. Multimedia =:=; = 201004335 ΐίί if the data receiving unit is The data receiving unit receives the decoding of (4), and then obtains the solution of Lin Ying: the code result indicates that the multimedia material includes a preset resource (4) adjusts or controls the operation of the projector according to the preset poor content. _In order to use the multimedia data system including specific content, it is possible to effectively control the external projector without relying on independent control signal lines, thereby reducing the manufacturing cost and the cumbersome use. The above and other objects, features, and advantages of the present invention will become more apparent from the description of the appended claims appended claims < , features and effects, in the detailed description of the preferred embodiment of the following reference frame, will be clearly presented. The system block diagram of the projection system of the first embodiment. In this embodiment, the projection system includes a host computer 2, a projector 2, and a signal line 22 for transmitting multimedia data. The multimedia data transmitted to the projector 21 via the signal line 220 is used to adjust or control the operation of the projection multi-machine 210. In order to enable the projector 21 to be properly controlled by the multimedia material, the present embodiment is transmitted to the projector. 21 (4) Some preset data content is embedded in the multimedia data. Once the projector 21 (M贞 detects that the received multimedia data towel contains the content of the coffee data, the projector 21 will automatically start. Adjusting/controlling mechanism, and adjusting internal parameters or performing related control operations according to the received preset data content. The following will further explain in detail according to FIG. 3 to FIG. 5, wherein FIG. 3 and FIG. 4 respectively A flow chart of the steps of the projector control method according to an embodiment of the present invention is a 201004335 circuit block circle of the projection system according to the present invention. Firstly, the input of the 5' implementation fee includes the host $(8) virtual projector 510, and the host 50 includes a multimedia material forming unit fish material sending unit 522, and the projector 5 includes multiple receiving. As early as 70 524, multimedia data decoder, 56 〇 and processor 57 . 妾 妾 media poor material sending unit 522 and multimedia data receiving unit 524 co-group = === and multimedia data transmitted between the projector 51 〇 Please refer to FIG. 3 and FIG. 5 for the operation part of the host 500. When the user wants to control or adjust the projector 51 by the host 500, the following items can be: The content of the data is embedded into a multimedia material by the multimedia server=single S 550 (step S3〇.... The part of the preset data content may be simplified by using multi-ship data to form a single hit, or other hardware or soft/H physics located in the host 500 may be utilized. After the multi-ship data including the preset data content is made, the physical data is sent to the projector 510 in the multimedia data transmission interface 520 (step S31〇). ^ 乍 510 can receive this multimedia data and adjust the parameters accordingly. Please refer to Figure 4 and Figure 5 for the operation of various devices. The in-memory memory element) stores the aforementioned preset == the portable algorithm to lock these pre-clock data within ~3, which is special in the use of multimedia data transmission = 0 ° tv? :He, after the projector is transmitted (step negotiation), the multimedia data will be transmitted first to the multimedia poor material. When the multimedia material decoding == 201004335, the received multimedia material is decoded, and the decoded result is transmitted to the processor 570. The processor 570 determines a manner of processing the data by determining whether the decoded multimedia & data includes the foregoing preset data content (step S410); if the multimedia material does not include the foregoing preset poor content 'Then then the multimedia material is determined to be a normal multimedia and the multi-ship data is provided to the finer (for example, displaying an image or playing an ear sound) (step S420); otherwise, if the multimedia material includes a description Preset the content of the data, then determine that the multimedia material is number one, and the processor said that according to the multimedia data obtained by the decoding (" step m miscellaneous parameters or (4) the amount of various operational effects The value represented by the five digits at the beginning becomes 127, i28, i29, and 四(4). The health surface can be transferred to the township (four) -, and one or two system instructions. For example, go to the domain, male Beca is in the control - and (3), the processing:: two is 127, 丨 2 (four) value to determine the T-bit register in the register or to change ... f final order code update, change The value of the material, which may be the opposite The new instruction content or parameter value of the large address register. In this way, the user can create a picture, and the order of the values of the first five bits of the 20100433 image of this picture is 127, 128, 129, 13〇 And 131 to indicate that the image is actually used for control, and set the value of the sixth bit, 0 to represent the brightness of the projector to be adjusted, and the values of the seventh to nine bits are Set to 128, and the values of the tenth to fifteenth bits are set to 〇, 〇, 〇, 〇, 5, and 0, respectively, to specify the adjusted brightness value to be 5 〇. When the projector receives When a piece of the picture is displayed, it can be compared with the pre-stored preset data content, and corresponding adjustment or control operations are performed accordingly. It should be understood that although in the foregoing embodiment The image is used as the description object 'but this technology _ domain knows that this material can also be made on other township media materials' such as sound. Its design method is similar to the above-mentioned way. For example, when = multimedia to be decoded When the data is image f, the aforementioned multimedia data is decoded as It should include an image data decoder; when the data to be decoded is large and the volume data is sound data, the aforementioned multimedia data decomposing lake should include a sound data decoder. Furthermore, the processor 570 can be a special application. ^(Application Specified Integrated Circuit > ASIC)^^: Any programmable circuit. As described above, the embodiment of the present invention uses a multi-f body lean material including a specific content as a control signal, It is possible to make only the multimedia data transmission medium and the related transmission line. It is necessary to make the image of the projector and control the projector. In addition, it is necessary to make (4) the transmission of the independent (4) instruction transmission and the "face" so that the manufacturing can be reduced. The cost and the degree of use. Although the present invention is disclosed above, it is not intended to limit the scope of the invention, and the scope of the invention may be changed without departing from the spirit and scope of the invention. The latter definition is subject to change. In addition, any of the embodiments or the advantages of the present invention are not limited to all the objects or advantages disclosed in the invention or the special 201004335 points. In addition, the abstract sections and headings are only used to assist in the search of patent documents and are not intended to limit the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a projection system used in the prior art. 2 is a system block diagram of a projection system in accordance with an embodiment of the present invention. 3 is a flow chart showing the steps of the projector control method in the mainframe portion according to an embodiment of the invention. 4 is a flow chart showing the steps of the projector control method in the projector portion according to an embodiment of the invention. 5 is a circuit block of a projection system according to an embodiment of the present invention. [Main component symbol description] Back to 100, 200, 500: Host 102: Multimedia data transmission line 104: Control lines 110, 210, 510: Projector 220: Signal line 520: multimedia data transmission interface 522: multimedia data transmission unit 524: multimedia data reception unit 550: multimedia data formation unit 560: multimedia data decoder 570: processors S300 to S310: steps S400 to S430 of an embodiment of the present invention. Implementation steps of an embodiment of the present invention